US4889765A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ink-receptive, water-based, coatings
Assignee: WR Grace and Co
•
Filing: 1987-12-22
•
Granted: 1989-12-26
•
Expires: 2007-12-22
Abstract
Abstract Disclosed are coating compositions, coated articles made using said coating compositions and processes for preparing the same. More particularly disclosed are aqueous ink-receptive, water-based coatings which are smudgeproof and which will not wash off with water.
Inventors
- 👤 John L. Wallace
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 03:18
CPC Classifications
B; B41; B41M; B41M5/00; B41M5/50; B41M5/52; C; C09; C09D; C09D133/00; C09D133/02; C08; C08L; C08L77/00; C08L77/12; C09D123/00; C09D123/02; C09D123/04; C09D123/08; C09D123/0846; C09D123/0869; B41M5/502; B41M5/506; B41M5/508; B41M5/5218; B41M5/5227; B41M5/5254; C08L79/00; C08L79/02; Y; Y10; Y10T; Y10T442/00; Y10T442/20; Y10T442/2041; Y10T442/2098; Y10T442/2107
Claims Analysis
Total Claims: 51
Claim 1
Independent Claim
47 words
A coating composition comprising: at least 5 weight percent of a polymer of a 2-oxazoline; at least 50 weight percent of polyethylene acrylic acid copolymer; and an aqueous liquid, said weight percents being based on the weight of the 2-oxazoline polymer and the polyethylene acrylic acid copolymer.
Claim 2
Dependent Claim
47 words
A coating composition comprising: at least 5 weight percent of a polymer of a 2-oxazoline; at least 50 weight percent of polyethylene acrylic acid copolymer; and an aqueous liquid, said weight percents being based on the weight of the 2-oxazoline polymer and the polyethylene acrylic acid copolymer.
Claim 3
Dependent Claim
13 words
The composition of claim 1 wherein the polymer of a 2-oxazoline comprises polyethyloxazoline.
Claim 4
Dependent Claim
22 words
The composition of claim 1 further comprising filler in an amount of between 0-70 weight percent of the solids of the composition.
Claim 5
Dependent Claim
19 words
The composition of claim 1 wherein the weight percent ratio of ethylene to acrylic acid comprises an 80/20 ratio.
Claim 6
Dependent Claim
22 words
The composition of claim 1 further comprising a base capable of substantially neutralizing the acid groups of the polyethylene acrylic acid copolymer.
Claim 7
Dependent Claim
15 words
The composition of claim 5 wherein said base will evaporate when said composition is dried.
Claim 8
Dependent Claim
11 words
The composition of claim 6 wherein said base comprises ammonium hydroxide.
Claim 9
Dependent Claim
13 words
The composition of claim 5 further comprising a carboxy functional acrylic ester polymer.
Claim 10
Dependent Claim
21 words
The composition of claim 8 wherein the carboxy functional acrylic ester polymer comprises a polymer comprising acrylic acid, acrylonitrile and styrene.
Claim 11
Dependent Claim
9 words
The composition of claim 8 further comprising a surfactant.
Claim 12
Dependent Claim
14 words
The composition of claim 1 wherein said composition comprises between 2-35 weight percent solids.
Claim 13
Dependent Claim
20 words
The composition of claim 3 wherein the filler is selected from the group consisting of fumed silica, clay, and silicates.
Claim 14
Dependent Claim
59 words
The composition of claim 5 comprising between 5 to 30 weight percent of the 2-oxazoline polymer and between 70 to 95 weight percent of polyethylene acrylic acid copolymer, the pendant acid groups of which have been substantially neutralized by the base, said weight percents being based on the weight of the 2-oxazoline polymer and the polyethylene acrylic acid copolymer.
Claim 15
Dependent Claim
78 words
The composition of claim 8 comprising between 10 to 20 weight percent of the 2-oxazoline polymer; between 60 to 80 weight percent of polyethylene acrylic acid copolymer, the pendant acid groups of which have been substantially neutralized by the base, and between 10 to 20 weight percent of the carboxy functional acrylic ester polymer, said weight percents being based on the weight of the 2-oxazoline polymer, the polyethylene acrylic acid copolymer and the carboxy functional acrylic ester polymer.
Claim 16
Dependent Claim
71 words
A coating composition comprising: at least 5 weight percent of a polymer of a 2-oxazoline; at least 50 weight percent of an olefin copolymer containing substantially neutralized pendant acid groups; a base capable of neutralizing acid groups; a carboxy functional acrylic ester polymer; a surfactant; and an aqueous liquid, said weight percents being based on the weight of the 2-oxazoline polymer, the olefin copolymer and the carboxy functional acrylic ester polymer.
Claim 17
Dependent Claim
71 words
A coating composition comprising: at least 5 weight percent of a polymer of a 2-oxazoline; at least 50 weight percent of an olefin copolymer containing substantially neutralized pendant acid groups; a base capable of neutralizing acid groups; a carboxy functional acrylic ester polymer; a surfactant; and an aqueous liquid, said weight percents being based on the weight of the 2-oxazoline polymer, the olefin copolymer and the carboxy functional acrylic ester polymer.
Claim 18
Dependent Claim
33 words
The composition of claim 1 formed by mixing a solution of the polymer of a 2-oxazoline in an aqueous liquid with a solution of the polyethylene acrylic acid copolymer in an aqueous liquid.
Claim 19
Dependent Claim
31 words
The composition of claim 16 wherein the aqueous solution of the polyethylene acrylic acid copolymer further comprises a base which substantially neutralizes the acid groups of the polyethylene acrylic acid copolymer.
Claim 20
Dependent Claim
15 words
The composition of claim 17 wherein said base will evaporate when said composition is dried.
Claim 21
Dependent Claim
11 words
The composition of claim 18 wherein said base comprises ammonium hydroxide.
Claim 22
Dependent Claim
38 words
The composition of claim 17 wherein the aqueous solution of the polyethylene acrylic acid copolymer and the base is formed by mixing the polyethylene acrylic acid copolymer and an aqueous liquid with an aqueous solution of ammonium hydroxide.
Claim 23
Dependent Claim
24 words
The composition of claim 20 wherein the aqueous solution of ammonium hydroxide comprises between 25-30 weight percent ammonium hydroxide and 70-75 weight percent water.
Claim 24
Dependent Claim
13 words
The composition of claim 17 wherein the polymer of a 2-oxazoline comprises polyethyloxazoline.
Claim 25
Dependent Claim
22 words
The composition of claim 22 wherein the solution of polyethyloxazoline comprises between 10-30 weight percent polyethyloxazoline and between 70-90 weight percent water.
Claim 26
Dependent Claim
79 words
The composition of claim 8 formed by mixing a solution of the polymer of a 2-oxazoline in an aqueous liquid, a solution of the base capable of substantially neutralizing the acid groups of the polyethylene acrylic acid copolymer and the polyethylene acrylic acid copolymer which pendant acid groups have been substantially neutralized by said base in an aqueous liquid; and a hydrophilic latex comprising a carboxy functional acrylic ester polymer, said solutions and latex being miscible with each other.
Claim 27
Dependent Claim
13 words
The composition of claim 24 wherein the hydrophilic latex further comprises a surfactant.
Claim 28
Dependent Claim
31 words
The composition of claim 25 wherein the hydrophilic latex comprises 45-50 weight percent of a polymer comprising acrylic acid, acrylonitrile and styrene; 1-5 weight percent surfactant and 45-50 weight percent water.
Claim 29
Dependent Claim
56 words
A composition comprising: at least 5 weight percent of a polymer of a 2-oxazoline; at least 50 weight percent of an olefin copolymer containing pendant acid groups; and a carboxy functional acrylic ester polymer, said weight percents being based on the weight of the 2-oxazoline polymer, the olefin copolymer and the carboxy functional acrylic ester polymer.
Claim 30
Dependent Claim
56 words
A composition comprising: at least 5 weight percent of a polymer of a 2-oxazoline; at least 50 weight percent of an olefin copolymer containing pendant acid groups; and a carboxy functional acrylic ester polymer, said weight percents being based on the weight of the 2-oxazoline polymer, the olefin copolymer and the carboxy functional acrylic ester polymer.
Claim 31
Dependent Claim
26 words
The composition of claim 27 wherein the polymer of a 2-oxazoline comprises polyethyloxazoline and the olefin copolymer containing pendant acid groups comprises polyethylene acrylic acid copolymer.
Claim 32
Dependent Claim
131 words
A process for producing a coated article having aqueous ink applied to it comprising the steps of: (a) providing a substrate; (b) coating at least one surface of said substrate with a coating composition formed by: (1) mixing an olefin copolymer containing pendant acid groups with a base capable of substantially neutralizing said acid groups and an aqueous liquid to form an aqueous solution; and (2) mixing said aqueous solution with an aqueous solution of a 2-oxazoline polymer; said coating composition comprising at least 5 weight percent 2-oxazoline polymer and at least 50 weight percent olefin copolymer containing pendant acid groups, said weight percents being based on the weight of the 2-oxazoline polymer and the olefin copolymer; (c) drying said coating; and (d) applying an aqueous-based ink to the coated substrate.
Claim 33
Dependent Claim
131 words
A process for producing a coated article having aqueous ink applied to it comprising the steps of: (a) providing a substrate; (b) coating at least one surface of said substrate with a coating composition formed by: (1) mixing an olefin copolymer containing pendant acid groups with a base capable of substantially neutralizing said acid groups and an aqueous liquid to form an aqueous solution; and (2) mixing said aqueous solution with an aqueous solution of a 2-oxazoline polymer; said coating composition comprising at least 5 weight percent 2-oxazoline polymer and at least 50 weight percent olefin copolymer containing pendant acid groups, said weight percents being based on the weight of the 2-oxazoline polymer and the olefin copolymer; (c) drying said coating; and (d) applying an aqueous-based ink to the coated substrate.
Claim 34
Dependent Claim
25 words
The process of claim 29 wherein the substrate comprises a sheetlike substrate selected from the group consisting of paper, plastic, spunbonded olefins, nonwovens and metal.
Claim 35
Dependent Claim
20 words
The process of claim 29 wherein the olefin copolymer comprises polyethylene acrylic acid copolymer and the 2-oxazoline polymer comprises polyethyloxazoline.
Claim 36
Dependent Claim
18 words
The process of claim 29 wherein said base will evaporate when said coating is dried in step (c).
Claim 37
Dependent Claim
11 words
The process of claim 32 wherein said base comprises ammonium hydroxide.
Claim 38
Dependent Claim
53 words
The process of claim 29 wherein the coating composition comprises between 5 to 30 weight percent of the 2-oxazoline polymer and between 70 to 95 weight percent of the olefin copolymer containing substantially neutralized pendant acid groups, said weight percents being based on the weight of the 2-oxazoline polymer and the olefin copolymer.
Claim 39
Dependent Claim
52 words
The process of claim 29 wherein in step (b), the coating composition is formed by mixing the aqueous solution of the olefin copolymer with the aqueous solution of the 2-oxazoline polymer and with a hydrophilic latex comprising a carboxy functional acrylic ester polymer, said solutions and latex being miscible with each other.
Claim 40
Dependent Claim
66 words
The process of claim 35 wherein the coating composition comprises between 10 to 20 weight percent of the 2-oxazoline polymer, between 60 to 80 weight percent of the olefin copolymer, and between 10 to 20 weight percent of the carboxy functional acrylic ester polymer, said weight percents being based on the weight of the 2-oxazoline polymer, the olefin copolymer and the carboxy functional acrylic ester polymer.
Claim 41
Dependent Claim
13 words
The process of claim 35 wherein the hydrophilic latex further comprises a surfactant.
Claim 42
Dependent Claim
22 words
The process of claim 37 wherein the hydrophilic latex comprises a polymer comprising acrylic acid, acrylonitrile and styrene; a surfactant; and water.
Claim 43
Dependent Claim
45 words
The process of claim 29 wherein in step b, filler is added to the mixture of the aqueous solution of the olefin copolymer and the aqueous solution of the 2-oxazoline polymer in an amount of between 0-70 weight percent of the solids of the composition.
Claim 44
Dependent Claim
31 words
The process of claim 29 wherein prior to coating at least one surface of the substrate in step (b), said surface of said substrate is coated with a- pigment base coating.
Claim 45
Dependent Claim
131 words
A coated article having aqueous ink applied to it prepared by a process comprising the steps of: (a) providing a substrate; (b) coating at least one surface of said substrate with a coating composition formed by: (1) mixing an olefin copolymer containing pendant acid groups with a base capable of substantially neutralizing said acid groups and an aqueous liquid to form an aqueous solution; and (2) mixing said aqueous solution with an aqueous solution of a 2-oxazoline polymer; said coating composition comprising at least 5 weight percent 2-oxazoline polymer and at least 50 weight percent olefin copolymer containing pendant acid groups, said weight percents being based on the weight of the 2-oxazoline polymer and the olefin copolymer; (c) drying said coating; and (d) applying an aqueous-based ink to the coated substrate.
Claim 46
Dependent Claim
131 words
A coated article having aqueous ink applied to it prepared by a process comprising the steps of: (a) providing a substrate; (b) coating at least one surface of said substrate with a coating composition formed by: (1) mixing an olefin copolymer containing pendant acid groups with a base capable of substantially neutralizing said acid groups and an aqueous liquid to form an aqueous solution; and (2) mixing said aqueous solution with an aqueous solution of a 2-oxazoline polymer; said coating composition comprising at least 5 weight percent 2-oxazoline polymer and at least 50 weight percent olefin copolymer containing pendant acid groups, said weight percents being based on the weight of the 2-oxazoline polymer and the olefin copolymer; (c) drying said coating; and (d) applying an aqueous-based ink to the coated substrate.
Claim 47
Dependent Claim
54 words
The coated article of claim 41 wherein the coating composition comprises between 5 to 30 weight percent of the 2-oxazoline polymer and between 70 to 95 weight percent of the olefin copolymer containing substantially neutralized pendant acid groups, said weight percents being based on the weight of the 2-oxazoline polymer and the olefin polymer.
Claim 48
Dependent Claim
53 words
The coated article of claim 41 wherein in step (b), the coating composition is formed by mixing the aqueous solution of the olefin copolymer with the aqueous solution of the 2-oxazoline polymer and with a hydrophilic latex comprising a carboxy functional acrylic ester polymer, said solutions and latex being miscible with each other.
Claim 49
Dependent Claim
67 words
The coated article of claim 43 wherein the coating composition comprises between 10 to 20 weight percent of the 2-oxazoline polymer, between 60 to 80 weight percent of the olefin copolymer, and between 10 to 20 weight percent of the carboxy functional acrylic ester polymer, said weight percents being based on the weight of the 2-oxazoline polymer, the olefin copolymer and the carboxy functional acrylic ester polymer.
Claim 50
Dependent Claim
14 words
The coated article of claim 41 wherein said coating comprises an aqueous ink-receptive coating.
Claim 51
Dependent Claim
32 words
The coated article of claim 45 wherein prior to coating at least one surface of the substrate in step (b), said surface of said substrate is coated with a pigment base coating.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1992-12-25 | 1993-06-26 | 1993-12-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1996-12-25 | 1997-06-26 | 1997-12-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2000-12-25 | 2001-06-26 | 2001-12-26 | $7700.00 | Window Closed / Lapsed |